figure_with_one_cycle

package maricka.kolokolova;

import java.util.Scanner;

public class Main {

	public static void main(String[] args) {
// TODO Auto-generated method stub
		Scanner sc = new Scanner(System.in);

		System.out.println("Input your number");
		int n;
		n = sc.nextInt();

		String s = "*";
		String str;
		int st;
		int r = 0;
		st = n * 2 - 1;
		for (int i = 1; i <= st; i = i + 1) {
			if (i <= n) {
				r = r + 1;
				str = String.format("%1$-" + r + "s", s).replace(' ', '*');
				System.out.println(str);
			} else {
				r = r - 1;
				str = String.format("%1$-" + r + "s", s).replace(' ', '*');
				System.out.println(str);
			}
		}
		sc.close();
	}
}